Description:
General Information
Manufacturer: MSI
Manufacturer Part Number: PROB850MAWIFI
Brand Name: MSI
Product Series: PRO
Product Model: B850M-A WIFI
Product Name: PRO B850M-A WIFI Gaming Desktop Motherboard
Marketing Information: PRO B850M-A WIFI offers a simple design with a harmonious silver color scheme that perfectly matches both white and black PC builds. It is engineered with many exclusive features of MSI, a Wi-Fi 7 with EZ Antenna, 5G LAN, PCIe 5.0 M.2 with EZ M.2 Shield Frozr II, and Supplemental PCIe Power, ready for the AMD Ryzen™ 9000 series processors.
Product Type: Gaming Desktop Motherboard
Technical Information
AI-powered: Yes
Processor & Chipset
Chipset Manufacturer: AMD
Chipset Model: B850
Total Processor Supported: 1
Processor Socket: Socket AM5
Processor Supported: Ryzen 7Ryzen 9Memory
Number of Memory Slots: 4
Memory Form Factor: DIMMUDIMMCUDIMMMaximum Memory Supported: 256 GB
Memory Speed Supported: 8200 MHz6400 MHz6000 MHz5600 MHz4800 MHzMemory Technology: DDR5 SDRAM
I/O Controller
Controller Type: Serial ATA/600
RAID Supported: Yes
RAID Levels: 0110Video
Onboard Video: CPU Dependent Video
Audio
Audio Channels: 7.1
Network & Communication
Bluetooth: Yes
Bluetooth Standard: Bluetooth 5.4
Gigabit Ethernet: Yes
2.5Gigabit Ethernet: Yes
Wireless LAN: Yes
Wireless LAN Standard: IEEE 802.11 a/b/g/n/ac/ax/be
I/O Expansions
Total Number of Expansion Slots: 3
Total Number of PCI Express Slots: 3
Number of PCI Express x1 Slots: 1
Number of PCI Express x4 Slots: 1
Number of PCI Express x16 Slots: 1
PCI Express Standard: PCI Express 4.0PCI Express 5.0PCI Express 3.0Interfaces/Ports
Total Number of USB Ports: 8
HDMI: Yes
DisplayPort: Yes
Number of Network (RJ-45) Ports: 1
Onboard Interfaces
Number of SATA Interfaces: 4
Number of M.2 Interfaces: 2
Total Number of Onboard USB Ports: 7
Number of Onboard USB 2.0 Ports: 4
Physical Characteristics
Form Factor: Micro ATX
Width: 9.60" (243.84 mm)
Depth: 9.60" (243.84 mm)
Miscellaneous
Package Contents:
- PRO B850M-A WIFI Gaming Desktop Motherboard
- European Union Regulatory Notice
- Quick Installation Guide
- EZ M.2 Clip II Remover
- 2 x EZ M.2 Clip II
- EZ Wi-Fi Antenna
- SATA Cable